SOUTH VIETNAM: 100 Dong (ND 1966) in light and dark brown on light blue unpt. Building with domed roof at right on face. S/N: "G2 778871". WMK: Bamboo tree. Printed by (TDLR). Inside holder by PMG "Gem Uncirculated 65 EPQ". (Pick 18a) & (Spink NBV B16a).